/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 */
package org.apache.catalina.tribes.test.channel;

import junit.framework.TestCase;

import org.apache.catalina.tribes.group.GroupChannel;
import org.apache.catalina.tribes.transport.ReceiverBase;

/**
 * @author Filip Hanik
 * @version 1.0
 */
public class ChannelStartStop extends TestCase {
	GroupChannel channel = null;

	protected void setUp() throws Exception {
		super.setUp();
		channel = new GroupChannel();
	}

	protected void tearDown() throws Exception {
		super.tearDown();
		try {
			channel.stop(channel.DEFAULT);
		} catch (Exception ignore) {
		}
	}

	public void testDoubleFullStart() throws Exception {
		int count = 0;
		try {
			channel.start(channel.DEFAULT);
			count++;
		} catch (Exception x) {
			x.printStackTrace();
		}
		try {
			channel.start(channel.DEFAULT);
			count++;
		} catch (Exception x) {
			x.printStackTrace();
		}
		assertEquals(count, 2);
		channel.stop(channel.DEFAULT);
	}

	public void testScrap() throws Exception {
		System.out.println(channel.getChannelReceiver().getClass());
		((ReceiverBase) channel.getChannelReceiver()).setMaxThreads(1);
	}

	public void testDoublePartialStart() throws Exception {
		// try to double start the RX
		int count = 0;
		try {
			channel.start(channel.SND_RX_SEQ);
			channel.start(channel.MBR_RX_SEQ);
			count++;
		} catch (Exception x) {
			x.printStackTrace();
		}
		try {
			channel.start(channel.MBR_RX_SEQ);
			count++;
		} catch (Exception x) {/* expected */
		}
		assertEquals(count, 1);
		channel.stop(channel.DEFAULT);
		// double the membership sender
		count = 0;
		try {
			channel.start(channel.SND_RX_SEQ);
			channel.start(channel.MBR_TX_SEQ);
			count++;
		} catch (Exception x) {
			x.printStackTrace();
		}
		try {
			channel.start(channel.MBR_TX_SEQ);
			count++;
		} catch (Exception x) {/* expected */
		}
		assertEquals(count, 1);
		channel.stop(channel.DEFAULT);

		count = 0;
		try {
			channel.start(channel.SND_RX_SEQ);
			count++;
		} catch (Exception x) {
			x.printStackTrace();
		}
		try {
			channel.start(channel.SND_RX_SEQ);
			count++;
		} catch (Exception x) {/* expected */
		}
		assertEquals(count, 1);
		channel.stop(channel.DEFAULT);

		count = 0;
		try {
			channel.start(channel.SND_TX_SEQ);
			count++;
		} catch (Exception x) {
			x.printStackTrace();
		}
		try {
			channel.start(channel.SND_TX_SEQ);
			count++;
		} catch (Exception x) {/* expected */
		}
		assertEquals(count, 1);
		channel.stop(channel.DEFAULT);
	}

	public void testFalseOption() throws Exception {
		int flag = 0xFFF0;// should get ignored by the underlying components
		int count = 0;
		try {
			channel.start(flag);
			count++;
		} catch (Exception x) {
			x.printStackTrace();
		}
		try {
			channel.start(flag);
			count++;
		} catch (Exception x) {/* expected */
		}
		assertEquals(count, 2);
		channel.stop(channel.DEFAULT);
	}

}
